Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/37—Esters of carboxylic acids
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/03—Liquid compositions with two or more distinct layers
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/04—Dispersions; Emulsions
  • A61K8/06—Emulsions
  • A61K8/062—Oil-in-water emulsions
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/34—Alcohols
  • A61K8/345—Alcohols containing more than one hydroxy group
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
  • A61K8/39—Derivatives containing from 2 to 10 oxyalkylene groups
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/55—Phosphorus compounds
  • A61K8/553—Phospholipids, e.g. lecithin
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
  • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
  • A61K8/86—Polyethers
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
  • A61K8/922—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of vegetable origin
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q19/00—Preparations for care of the skin
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q19/00—Preparations for care of the skin
  • A61Q19/10—Washing or bathing preparations
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q5/00—Preparations for care of the hair

Definitions

• the present invention relates to a cosmetic composition containing a specific polyglycerin fatty acid ester, a cosmetic containing the cosmetic composition, a method for producing an oil-in-water emulsified cosmetic using the cosmetic composition, and
• the present invention relates to a two-layer separated cosmetic containing the cosmetic composition.
• Oils are blended in cosmetics for various purposes such as skin occlusion, emollient, and improved touch.
• the blended oils are required to have good usability, safety, compatibility with other raw materials, and the like.
• the polyglycerol fatty acid ester which is an oil agent has high safety
• Polyglycerin is a general term for glycerin polymers, and a typical structure thereof is a linear polymer in which primary hydroxyl groups of glycerin are dehydrated and condensed.
• polyglycerin includes a branched polymer obtained by dehydration condensation of a primary hydroxyl group and a secondary hydroxyl group of glycerin, There exists a cyclic polymer in which the hydroxyl groups of each are dehydrated and condensed.
• a linear polymer is the main component, but the abundance ratio of these three types varies depending on the production method, degree of polymerization, and the like.
• polyglycerin obtained by dehydration condensation reaction of glycerin or recovery from glycerin distillation residue is used in foods, etc., and high-purity products derived from epichlorohydrin, glycidol, etc. are limited to applications such as analytical reagents Has been used.
• the main purpose is to produce diglycerin. Therefore, most of the polyglycerin is produced by a dehydration condensation reaction of glycerin.
• the dehydration condensation reaction of glycerin is a sequential intermolecular dehydration condensation reaction, and the polyglycerin obtained by such a reaction has various polymerization degrees and isomer mixing ratios depending on the reaction conditions.
• the degree of polymerization of polyglycerol is generally expressed as an average degree of polymerization calculated from the measured value of the hydroxyl value.
• Practical polyglycerin is thus provided as a complex mixture.
• polyglycerin commonly referred to as hexaglycerin includes monomers and polymers from monomeric glycerin to nonaglycerin having a polymerization degree of 9, and in the polymer, the isomer as described above. including.
• polyglycerin fatty acid esters are strongly sticky, and it is known that when used in cosmetics in large quantities as an oil agent, the feeling of use and feel of the cosmetics deteriorate, and various improvements have been attempted (for example, patents). Reference 1).
• Self-emulsifying oily liquid cosmetics are those that undergo phase inversion upon contact with water to produce oil-in-water emulsions.
• cleansing cosmetics and bath cosmetics There are fees.
• Bath cosmetics are often used during bathing in order to prevent rough skin, cracks, and scratches, and to improve skin conditions.
• the dosage form for bath cosmetics include bath salt, bath oil, and herbal medicine.
• self-emulsifying oil-based bath oil type products consisting of a mixture of oily components and surfactants are self-emulsified in hot water and the finely divided oily components are uniformly dispersed in hot water.
• the two-layer separable cosmetic composition comprises an oil layer and an aqueous layer, is excellent in appearance, and is easily and evenly dispersed by light shaking during use. After use, the original oil layer and water layer can be easily dispersed.
• Development of a two-layer separated cosmetic material that is stable when divided into layers is desired, and various proposals have been made (see, for example, Patent Document 7).
• the cosmetic composition shown in Patent Document 1 is still insufficient in use and feel; the cosmetic compositions shown in Patent Documents 2 to 6 are stable in emulsion and stable over time.
• the cosmetic composition shown in Patent Document 7 is still insufficient in the beauty of appearance and convenience in use.
• the present invention has been made in view of the above circumstances, a cosmetic having a very excellent feeling of use and feel, a cosmetic excellent in stability over time of emulsification even at low viscosity, and at the time of use
• a cosmetic composition that can be suitably used for a two-layer separated cosmetic that is easily and uniformly dispersed by light shaking and that is easily separated into an original oil layer and an aqueous layer after use. For the purpose.
• the cosmetic obtained by including a cosmetic composition containing a polyglycerin fatty acid ester having a specific gravity at 20 ° C. of 0.96 to 1.15 has a very excellent feeling of use and feel. I found out. Furthermore, the cosmetics have excellent emulsification stability over time even when the viscosity is low, and the obtained two-layer separation type cosmetics are easily and uniformly dispersed by light shaking during use.
• the present invention relates to the following.
• An ester of polyglycerin having an average degree of polymerization of 4 to 100 and a fatty acid having 2 to 18 carbon atoms, a hydroxyl value of 15 mgKOH / g or less, and a specific gravity at 20 ° C. of 0.96 to 1.15 A cosmetic composition containing a polyglycerol fatty acid ester.
• the polyhydric alcohol is at least one selected from the group consisting of dipropylene glycol, octanediol, 1,3-propanediol, and hexanediol.
• the nonionic surfactant is polyoxyethylene hydrogenated castor oil.
• Cosmetic composition. (10) A cosmetic comprising the cosmetic composition according to any one of (1) to (9). (11) The cosmetic wherein the cosmetic of (10) is a two-layer separated cosmetic or an emulsified cosmetic. (12) A method for producing an oil-in-water emulsified cosmetic comprising mixing the cosmetic composition according to any one of (1) to (9) above with a hydrophilic solution and emulsifying it. (13) A two-layer separated cosmetic containing a cosmetic composition according to any one of (1) to (9) and water, and containing a transparent or translucent container.
• the cosmetic composition of the present invention By using the cosmetic composition of the present invention, it is possible to obtain a cosmetic having a very excellent feeling of use and feel, and a cosmetic having excellent emulsification stability over time even at low viscosity.
• the cosmetic composition of the present invention when used, it is easily and uniformly dispersed by light shaking, and after use, it is easily separated into an original oil layer and an aqueous layer and is stable in two layers. A mold cosmetic is obtained.
• the cosmetic composition of the present invention is an ester of a polyglycerin having an average degree of polymerization of 4 to 100 and a fatty acid having 2 to 18 carbon atoms, has a hydroxyl value of 15 mgKOH / g or less, and has a specific gravity at 20 ° C. Contains a polyglycerin fatty acid ester that is 0.96 to 1.15.
• the average degree of polymerization of polyglycerol constituting the polyglycerol fatty acid ester is 4 to 100, preferably 4 to 50, more preferably 4 to 10, and most preferably 6. preferable. That is, the polyglycerol of the present invention is more preferably tetraglycerol, pentaglycerol, hexaglycerol, heptaglycerol, octaglycerol, nonaglycerol, or decaglycerol, and most preferably hexaglycerol. If the average degree of polymerization of the polyglycerin constituting the polyglycerin fatty acid ester is out of the range of 4 to 100, the specific gravity at 20 ° C. is lowered and the solubility in other oils is deteriorated, which is not preferable.
• the fatty acid constituting the polyglycerol fatty acid ester has 2 to 18 carbon atoms, and the fatty acid may be a saturated fatty acid, an unsaturated fatty acid, a linear fatty acid, It may be a branched fatty acid.
• fatty acids having 2 to 18 carbon atoms examples include linear saturated fatty acids such as acetic acid, propionic acid, butyric acid, caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, and stearic acid; palmitooleic acid And straight chain unsaturated fatty acids such as oleic acid, linoleic acid, and linolenic acid; and branched saturated fatty acids such as isobutyric acid, 2-ethylhexanoic acid, isostearic acid, and methyl multi-branched isostearic acid.
• linear saturated fatty acids such as acetic acid, propionic acid, butyric acid, caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, and stearic acid
• palmitooleic acid And straight chain unsaturated fatty acids such as oleic acid, linoleic acid, and
• the fatty acid of the present invention is preferably caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, or stearic acid, and is caproic acid, caprylic acid, or capric acid having 6 to 10 carbon atoms. More preferred is caprylic acid (8 carbon atoms). These fatty acids having 2 to 18 carbon atoms may be used alone or in combination of two or more. If the carbon number of the fatty acid constituting the polyglycerin fatty acid ester is out of the range of 2 to 18, there are safety problems such as skin irritation and turbidity problems at low temperatures, which is not preferable.
• the polyglycerol fatty acid ester of the present invention is characterized in that the specific gravity at 20 ° C. is 0.96 to 1.15, the specific gravity at 20 ° C. is more preferably 0.97 to 1.10. More preferably, it is ⁇ 1.03.
• a cosmetic containing a cosmetic composition having a specific gravity within the above range has a low viscosity, for example, a viscosity of 1500 mPa ⁇ s or less at 25 ° C., when mixed with a hydrophilic solution such as water.
• the emulsion stability is high, which is advantageous in terms of usability.
• the hydroxyl value of the polyglycerin fatty acid ester of the present invention is 15 mg KOH / g or less, preferably 10 mg KOH / g or less, more preferably 4 mg KOH / g or less.
• the cosmetic composition has no bitterness or stickiness, and can be suitably used as a cosmetic composition for lipsticks, lip gloss, and the like.
• the polyglycerin fatty acid ester of the present invention has a high esterification rate, as is apparent from the fact that the polyglycerin fatty acid ester preferably has a relatively low hydroxyl value.
• the esterification rate is preferably 95% or more, more preferably 97% or more, still more preferably 98% or more, and full ester (ester Conversion rate may be 100%).
• the viscosity of the polyglycerol fatty acid ester of the present invention at 20 ° C. is preferably 20 to 5000 mPa ⁇ s, more preferably 30 to 500 mPa ⁇ s, and most preferably 100 to 300 mPa ⁇ s.
• the viscosity within the above range, it is possible to suppress a feeling of resistance when the cosmetic composition is applied, smooth the feel, and obtain a very good feeling of use.
• the two-layer separated cosmetic or emulsified cosmetic containing the cosmetic composition of the present invention contains a low-viscosity polyglycerin fatty acid ester as described above, and the viscosity of the cosmetic is also low. Even if it is a low case like the above, the effect that the emulsification stability at the time of mixing with hydrophilic solutions, such as water, or the retention time of an emulsified state becomes favorable can be produced.
• the cosmetic composition of the present invention may further contain a polyhydric alcohol and a nonionic surfactant in addition to the polyglycerin fatty acid ester.
• a polyhydric alcohol and a nonionic surfactant in addition to the polyglycerin fatty acid ester.
• the polyhydric alcohol is not particularly limited, and 1,3-butylene glycol, 3-methyl-1,3-butylene glycol, 1,3-propanediol, dipropylene glycol, octanediol, hexane
• examples include diol, glycerin, diglycerin, erythritol, pentaerythritol, dipentaerythritol, sorbitol, glucose, galactose, fructose, maltose, and trehalose.
• the polyhydric alcohol of the present invention is preferably dipropylene glycol, octanediol, 1,3-propanediol or hexanediol, and particularly preferably dipropylene glycol or 1,3-propanediol.
• the said polyhydric alcohol may be used individually by 1 type, and may be used in combination of 2 or more type.
• the nonionic surfactant is not particularly limited, and may be a lipophilic nonionic surfactant or a hydrophilic nonionic surfactant.
• the nonionic surfactant is an ester of polyglycerin having an average degree of polymerization of 4 to 100 and a fatty acid having 2 to 18 carbon atoms, has a hydroxyl value of 15 mg KOH / g or less, and has a specific gravity at 20 ° C. Except for polyglycerin fatty acid esters having an A of 0.96 to 1.15.
• lipophilic nonionic surfactant examples include sorbitan monooleate, sorbitan monoisostearate, sorbitan monolaurate, sorbitan monopalmitate, sorbitan monostearate, sorbitan sesquioleate, sorbitan trioleate, penta- Sorbitan fatty acid esters such as 2-ethylhexyl diglycerol sorbitan and tetra-2-ethylhexyl diglycerol sorbitan; sucrose fatty acid esters; mono-cotton oil fatty acid glycerin, mono-erucic acid glycerin, sesquioleate glycerin, glyceryl monostearate, Glycerin fatty acids such as ⁇ , ⁇ '-oleic acid pyroglutamate glycerin and glyceryl monostearate; polyglycerin fatty acid ester; monostearic acid pro And propylene glycol fatty acid
• hydrophilic nonionic surfactant examples include POE-sorbitan such as polyoxyethylene (POE) -sorbitan monooleate, POE-sorbitan monostearate, POE-sorbitan monooleate, and POE-sorbitan tetraoleate.
• POE-sorbitan such as polyoxyethylene (POE) -sorbitan monooleate, POE-sorbitan monostearate, POE-sorbitan monooleate, and POE-sorbitan tetraoleate.
• POE-sorbite fatty acid esters such as POE-sorbite monolaurate, POE-sorbite monooleate, POE-sorbite pentaoleate, and POE-sorbite monostearate; POE-glycerin monostearate, POE- POE-glycerol fatty acid esters such as glycerol monoisostearate and POE-glycerol triisostearate; POE-monooleate, POE-distearate, POE-monodiolate, and POE-fatty acid esters such as ethylene glycol distearate; POE- such as POE-lauryl ether, POE-oleyl ether, POE-stearyl ether, POE-behenyl ether, POE-2-octyldodecyl ether, and POE-cholestanol ether Alkyl ethers; Pluronic types such as Pluronic; POE
• the nonionic surfactant of the present invention is preferably a hydrophilic nonionic surfactant, and particularly preferably POE-hardened castor oil.
• the said nonionic surfactant may be used individually by 1 type, and may be used in combination of 2 or more type.
• the blending amount of the polyhydric alcohol is 0.1 to 50 parts by mass with respect to 1 part by mass of the polyglycerol fatty acid ester. Part, preferably 2 to 50 parts by weight, more preferably 5 to 20 parts by weight.
• the compounding amount of the nonionic surfactant is preferably 0.05 to 10 parts by mass, more preferably 0.1 to 5 parts by mass with respect to 1 part by mass of the polyglycerol fatty acid ester.
• the cosmetic composition of the present invention may further contain hydrogenated lecithin.
• the blended amount of hydrogenated lecithin is preferably 0.01 to 5 parts by mass, more preferably 0.05 to 1 part by mass with respect to 1 part by mass of the polyglycerol fatty acid ester.
• the cosmetic composition of the present invention is used for skin care cosmetics, bath cosmetics, hair cosmetics, or makeup cosmetics. Can be suitably used.
• Examples of the skin care cosmetics include cleansing oils, cleansing creams, cleansing pastes (cleansing gels), makeup removers and the like; O / W type emollient creams, W / O type emollient creams, emulsions, emulsified lotions, and Water-retaining and moisturizing cosmetics such as beauty liquids; massage cosmetics such as massage gels, massage oils, and massage creams; and nail treatment cosmetics such as nail oils and nail creams.
• the cleansing cosmetic containing the cosmetic composition of the present invention is easy to become familiar with makeup stains, is excellent in cleansing power and has a good feeling after washing.
• the cleansing cosmetic is a two-layer separated cosmetic described later
• the emulsified state retention time is long when mixed with a hydrophilic solution such as water, which is advantageous in terms of usability and use.
• a hydrophilic solution such as water
• the water phase and oil phase are separated neatly, so the appearance is beautiful when not in use.
• the water retaining and moisturizing cosmetic containing the cosmetic composition of the present invention has a moist feel and high water retention, but has no stickiness and is excellent in use feeling.
• the massage cosmetic composition containing the cosmetic composition of the present invention is excellent in use feeling because it has a good elongation during use, has a moist feel, and does not feel sticky.
• bath cosmetic examples include emulsifying bath agents.
• the emulsifying bath agent containing the cosmetic composition of the present invention is excellent in emulsion stability when mixed with a hydrophilic solution such as water, and is advantageous in terms of usability.
• the hair cosmetics include shampoos, hair treatments, hair conditioners, and hair styling agents.
• the hair cosmetic containing the composition for cosmetics of the present invention the combing property of hair and the cohesion of hair are improved.
• the hair cosmetic is a two-layer separated cosmetic described later, since the retention time of the emulsified state when mixed with a hydrophilic solution such as water is long, it is advantageous in terms of usability, and After use, the water phase and oil phase are separated cleanly, so the appearance is beautiful when not in use.
• Examples of the makeup cosmetics include emulsified foundation, emulsified eye shadow, emulsified teak, lipstick, and lip gloss.
• the emulsified foundation, the emulsified eye shadow, and the emulsified teak containing the cosmetic composition of the present invention are excellent in use feeling because they have good elongation during use and no stickiness.
• the lipstick and lip gloss containing the cosmetic composition of the present invention are excellent in use feeling because they have good elongation at the time of use and do not feel sticky, but suppress dryness of the lips. Furthermore, since the lipstick and lip gloss containing the cosmetic composition of the present invention have no bitterness, they can be suitably used for lips.
• the cosmetic of the present invention contains the cosmetic composition.
• the cosmetic of the present invention include skin care cosmetics, bath cosmetics, hair cosmetics, and makeup cosmetics as described above.
• the cosmetic of the present invention may be a two-layer separated cosmetic or an emulsified cosmetic.
• the two-layer separated cosmetic include a two-layer separated cleansing cosmetic and a two-layer separated hair treatment.
• the emulsified cosmetic include emulsions and emulsion bath agents.
• the cosmetic composition of the present invention can be appropriately blended with various components that are generally used in cosmetics as needed, as long as the effects of the present invention are not impaired.
• surfactants such as oily components, nonionic surfactants, anionic surfactants, cationic surfactants, amphoteric surfactants, and natural surfactants; moisturizers, thickeners, preservatives , Pigments, powder components such as talc; water-soluble polymers; UV absorbers; sequestering agents; lower alcohols; sugars; synthetic resin emulsions; salts; A fragrance
• These components may be used individually by 1 type, and may be used in combination of 2 or more type.
• oil component examples include hydrocarbon oils, synthetic ester oils, animal and vegetable oils, silicone oils, higher fatty acids, and higher alcohols, and any one or more of these can be used. Any of a liquid state, a semi-solid state, and a solid state can be used as the state at normal temperature, and there is no particular limitation.
• hydrocarbon oil examples include light liquid isoparaffin, liquid paraffin, polydecene, hydrogenated polydecene, polyisobutene, hydrogenated polyisobutene, squalane, squalene paraffin wax, ⁇ -olefin oligomer, ozokerite, pristane, ceresin, petrolatum, microcrystalline wax. , Paraffin wax, polyethylene wax and the like.
• Synthetic ester oils include, for example, 2-pentylnonyl hexanoate, 2-hexyldecyl hexanoate, 2-heptyl undecyl hexanoate, 2-octyl dodecyl hexanoate, isostearyl hexanoate, 2-butyloctyl octanoate, octanoic acid Isotridecyl, 2-pentylnonyl octoate, 2-hexyldecyl octoate, 2-heptylundecyl octoate, 2-octyldodecyl octoate, isostearyl octoate, 2-propylheptyl decanoate, 2-butyloctyl decanoate, Isotridecyl decanoate, 2-pentylnonyl decanoate, 2-hexyldec
• Animal and vegetable oils include, for example, avocado oil, camellia oil, turtle oil, macadamia nut oil, corn oil, sunflower oil, mink oil, olive oil, rapeseed oil, egg yolk oil, sesame oil, persic oil, wheat germ oil, sasanca oil, castor oil , Flaxseed oil, safflower oil, grape seed oil, cottonseed oil, eno oil, soybean oil, peanut oil, tea seed oil, kaya oil, rice bran oil, cinnagiri oil, Japanese kiri oil, jojoba oil, germ oil, evening primrose oil, cacao Fat, palm oil, beef tallow, sheep fat, horse tallow, palm kernel oil, pork tallow, beef bone fat, owl kernel oil, beef leg oil, owl, cured coconut oil, cured palm oil, cured beef tallow, cured oil, cured castor Oil, Beeswax, Candelilla wax, Cotton wax, Carnauba wax, Bayberry wax,
• silicone oil examples include linear polysiloxanes such as dimethylpolysiloxane, methylphenylpolysiloxane, and methylhydrogenpolysiloxane; octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, and tetrahydrotetra And cyclic polysiloxanes such as methylcyclotetrasiloxane; and polyoxyethylene polyalkylsiloxanes.
• linear polysiloxanes such as dimethylpolysiloxane, methylphenylpolysiloxane, and methylhydrogenpolysiloxane
• octamethylcyclotetrasiloxane decamethylcyclopentasiloxane
• dodecamethylcyclohexasiloxane dodecamethylcyclohexasiloxane
• higher fatty acids examples include lauric acid, myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, undecylenic acid, toluic acid, isostearic acid, linoleic acid, linolenic acid, eicosapentaenoic acid (EPA), And docosahexaenoic acid (DHA).
• Examples of the higher alcohol include linear alcohols such as lauryl alcohol, cetyl alcohol, stearyl alcohol, behenyl alcohol, myristyl alcohol, oleyl alcohol, and cetostearyl alcohol; and monostearyl glycerol ether (batyl alcohol), 2-decyltetradecinol And branched chain alcohols such as lanolin alcohol, cholesterol, phytosterol, hexyldodecanol, isostearyl alcohol, and octyldodecanol.
• linear alcohols such as lauryl alcohol, cetyl alcohol, stearyl alcohol, behenyl alcohol, myristyl alcohol, oleyl alcohol, and cetostearyl alcohol
• monostearyl glycerol ether bathyl alcohol
• 2-decyltetradecinol And branched chain alcohols such as lanolin alcohol, cholesterol, phytosterol, hexyldodecanol, isostearyl alcohol, and
• nonionic surfactant examples include those similar to the above.
• examples of the anionic surfactant include soap bases, fatty acid soaps such as sodium laurate and sodium palmitate; higher alkyl sulfates such as sodium lauryl sulfate and potassium lauryl sulfate; polyoxyethylene (POE)- Lauryl sulfate triethanolamine and alkyl ether sulfates such as POE-sodium lauryl sulfate; N-acyl sarcosine acids such as sodium lauroyl sarcosine; N-myristoyl-N-methyl taurine sodium, coconut oil fatty acid methyl tauride sodium, and Higher fatty acid amide sulfonates such as sodium lauryl methyl tauride; phosphate ester salts such as POE-oleyl ether sodium phosphate and POE-stearyl ether phosphate; Sulfosuccinates such as sodium hexyl sulfosucc
• Higher fatty acid ester sulfate salt such as funnel oil
• POE-alkyl ether carboxylic acid POE-alkyl allyl ether carboxylates
• ⁇ -olefin sulfonates higher fatty acid ester sulfonates
• secondary alcohol sulfates higher fatty acid alkylolamide sulfates
• lauroyl monoethanolamide sodium succinate N-palmitoyl And aspartate ditriethanolamine; and sodium caseinate.
• the said anionic surfactant may be used independently or may be used in combination of 2 or more type.
• cationic surfactant examples include alkyltrimethylammonium salts such as stearyltrimethylammonium chloride and lauryltrimethylammonium chloride; dialkyldimethylammonium salts such as distearyldimethylammonium chloride; poly (N, N′-dimethyl-3, chloride) 5-methylenepiperidinium), and alkylpyridinium salts such as cetylpyridinium chloride; alkyl quaternary ammonium salts; alkyldimethylbenzylammonium salts; alkylisoquinolinium salts; dialkyl morpholinium salts; POE-alkylamines; Polyamine fatty acid derivatives; amyl alcohol fatty acid derivatives; benzalkonium chloride; and benzethonium chloride.
• a cationic surfactant may be used independently or may be used in combination of 2 or more types.
• amphoteric surfactant examples include 2-undecyl-N, N, N- (hydroxyethylcarboxymethyl) -2-imidazoline sodium and 2-cocoyl-2-imidazolinium hydroxide-1-carboxyethyl.
• Imidazoline-based amphoteric surfactants such as roxy disodium salt; betaines such as 2-heptadecyl-N-carboxymethyl-N-hydroxyethylimidazolinium betaine, lauryldimethylaminoacetic acid betaine, alkylbetaine, amide betaine, and sulfobetaine Surfactant etc. are mentioned.
• Amphoteric surfactants may be used alone or in combination of two or more.
• natural surfactant examples include lecithins such as soybean phospholipid, hydrogenated soybean phospholipid, egg yolk phospholipid, and hydrogenated egg yolk phospholipid; and soybean saponin.
• a natural surfactant may be used independently or may be used in combination of 2 or more types.
• humectant examples include polyethylene glycol (PEG 1500), propylene glycol, 1,3-propanediol, 3-methyl-1,3-butanediol, glycerin, 1,3-butylene glycol, xylitol, sorbitol, maltitol.
• thickener examples include gum arabic, carrageenan, caraya gum, gum tragacanth, carob gum, quince seed (malmello), casein, dextrin, gelatin, sodium pectate, sodium alginate, methylcellulose, ethylcellulose, CMC, hydroxyethylcellulose, hydroxypropyl Cellulose, PVA, PVM, PVP, Sodium polyacrylate, carboxyvinyl polymer, locust bean gum, guar gum, tamarind gum, cellulose dialkyldimethylammonium sulfate, xanthan gum, magnesium aluminum silicate, bentonite, hectorite, quaternary ammonium salt cation Modified bentonite, quaternary ammonium salt type cation modified hectorite and decaglyce Emissions fatty esters eicosane diacid condensate and the like.
• a thickener may be used independently or may be used in combination of 2 or more
• preservative examples include methyl paraben, ethyl paraben, and butyl paraben.
• preservative may be used independently or may be used in combination of 2 or more type.
• the pigment examples include inorganic white pigments such as titanium dioxide and zinc oxide (fine particle type titanium dioxide and zinc oxide used as an ultraviolet scattering agent, or fatty acid soap such as aluminum stearate and zinc palmitate on the surface).
• Fatty acids such as stearic acid, myristic acid, and palmitic acid; surface-coated inorganic white pigments coated with fatty acid esters such as dextrin palmitic acid); inorganic red pigments such as iron oxide (Bengara) and iron titanate; Inorganic brown pigments such as ⁇ -iron oxide; Inorganic yellow pigments such as yellow iron oxide and ocher; Inorganic black pigments such as black iron oxide, carbon black, and low-order titanium oxide; Mango violet, Cobalt violet, etc.
• inorganic white pigments such as titanium dioxide and zinc oxide (fine particle type titanium dioxide and zinc oxide used as an ultraviolet scattering agent, or fatty acid soap such as aluminum stearate and zinc palmitate on the surface).
• Fatty acids such as stearic acid
• Inorganic purple pigments inorganics such as chromium oxide, chromium hydroxide and cobalt titanate Color pigments; inorganic blue pigments such as ultramarine and bitumen; pearl pigments such as titanium oxide coated mica, titanium oxide coated bismuth oxychloride, titanium oxide coated talc, colored titanium oxide coated mica, bismuth oxychloride, and fish scale foil; Metal powder pigments such as aluminum powder and copper powder; red 201, red 202, red 204, red 205, red 220, red 226, red 228, red 405, orange 203, orange 204 No., yellow 205, yellow 401, and blue 404 organic pigments; red 3, red 104, red 106, red 227, red 230, red 401, red 505, orange 205 Zirco such as Yellow No. 4, Yellow No. 5, Yellow No. 202, Yellow No. 203, Green No. 3 and Blue No. 1 And organic pigments such as barium or aluminum lake.
• the pigments may be used alone or in combination of
• powder component examples include talc, kaolin, mica, sericite (sericite), muscovite, phlogopite, synthetic mica, saucite, biotite, lithia mica, permiculite, magnesium carbonate, calcium carbonate, aluminum silicate.
• a powder component may be used independently or may be used in combination of 2 or more types.
• the water-soluble polymer may be natural, synthesized, partially synthesized (semi-synthetic) or inorganic, A carbomer etc. are mentioned as a preferable thing.
• UV absorber examples include paraaminobenzoic acid (hereinafter abbreviated as PABA), PABA monoglycerin ester, N, N-dipropoxy PABA ethyl ester, N, N-diethoxy PABA ethyl ester, N, N-dimethyl PABA ethyl.
• PABA paraaminobenzoic acid
• PABA monoglycerin ester N, N-dipropoxy PABA ethyl ester
• N, N-diethoxy PABA ethyl ester N, N-dimethyl PABA ethyl.
• Benzoic acid UV absorbers such as ester, N, N-dimethyl PABA butyl ester, N, N-dimethyl PABA ethyl ester; Anthranilic acid UV absorbers such as homomenthyl-N-acetylanthranylate; Amyl salicylate, Menthyl salicylate , Salicylic acid UV absorbers such as homomenthyl salicylate, octyl salicylate, phenyl salicylate, benzyl salicylate, and p-isopropanol phenyl salicylate; octylcinnamate, ethyl-4-iso Lopyrucinnamate, methyl-2,5-diisopropylcinnamate, ethyl-2,4-diisopropylcinnamate, methyl-2,4-diisopropylcinnamate, propyl-p-methoxycinnamate, isopropyl-
• sequestering agent examples include disodium edetate, edetate, and hydroxyethane diphosphonic acid.
• the sequestering agent may be used alone or in combination of two or more.
• Examples of the lower alcohol include methanol, ethanol, propanol, isopropanol, isobutyl alcohol, and t-butyl alcohol.
• saccharide examples include monosaccharides, oligosaccharides, and polysaccharides.
• Examples of the synthetic resin emulsion include alkyl acrylate copolymer emulsions, alkyl methacrylate polymer emulsions, alkyl acrylate copolymer emulsions, alkyl methacrylate copolymer emulsions, and acrylic acid / alkyl acrylate copolymer emulsions.
• a synthetic resin emulsion may be used independently or may be used in combination of 2 or more types. Examples of the salts include sodium chloride, potassium chloride, sodium sulfate, and magnesium sulfate.
• Examples of the pH adjuster include edetic acid, disodium edetate, citric acid, sodium citrate, sodium hydroxide, potassium hydroxide, and triethanolamine.
• a pH adjuster may be used independently or may be used in combination of 2 or more type.
• Examples of the plant extract include aloe vera, witch hazel, hamamelis, cucumber, lemon, lavender, and rose.
• antioxidants examples include vitamin Cs and derivatives thereof, and salts thereof, tocopherols and derivatives thereof, and salts thereof, dibutylhydroxytoluene, butylhydroxyanisole, and gallic acid esters. Antioxidants may be used alone or in combination of two or more.
• pigment examples include chlorophyll and ⁇ -carotene.
• dye may be used independently or may be used in combination of 2 or more type.
• fragrance examples include vegetable fragrances such as rose oil, jasmine oil, and lavender oil; and synthetic fragrances such as limonene, citral, linalool, and eugenol.
• flavor may be used independently or may be used in combination of 2 or more type.
• the oil-in-water (O / W) emulsified cosmetic of the present invention is produced by mixing the cosmetic composition of the present invention with a hydrophilic solution and emulsifying it.
• the hydrophilic solution is not particularly limited as long as it does not impair the effects of the present invention, but water is preferable, and from purified water such as distilled water and ion-exchanged water, fruits or flowers.
• purified seawater can be used. These waters can be used alone or in combination of two or more.
• a known auxiliary component can be dissolved or dispersed in advance in the hydrophilic solution as necessary.
• an oil-in-water emulsified cosmetic may be produced by adding the cosmetic composition of the present invention to a hydrophilic solution in which the auxiliary component is dissolved or dispersed in advance;
• An oil-in-water emulsified cosmetic may be produced by adding a hydrophilic solution in which the auxiliary component is dissolved or dispersed in advance to the composition.
• the auxiliary component is preferably a surfactant and / or a water-soluble thickener.
• the surfactant is not particularly limited as long as it is generally used in cosmetics, but polyglyceryl-2 oleate, polyglyceryl oleate-10, polyglyceryl-10 stearate, polyglyceryl-10 distearate, and myristic Polyglycerin fatty acid esters such as acid polyglyceryl-10 and hydrogenated lecithin are preferred. These surfactants can be used alone or in combination of two or more.
• the content of the surfactant in the oil-in-water emulsion cosmetic is preferably 0.001 to 20% by mass, more preferably 0.01 to 10% by mass, and 0.05 to 5% by mass. Most preferred.
• As said water-soluble thickener the same thing as the said thickener is mentioned.
• oil-in-water emulsified cosmetics of the present invention include known components used in ordinary cosmetics, such as humectants, powder components, ultraviolet absorbers, antioxidants, as long as the effects of the present invention are not impaired. , Sugars, plant extracts, preservatives, fragrances, pH adjusters, pigments and the like. Examples of these known components include the same as those described above.
• the viscosity at 25 ° C. of the oil-in-water emulsion cosmetic in the present invention is preferably 50 to 5000 mPa ⁇ s, more preferably 100 to 4000 mPa ⁇ s, and most preferably 500 to 3000 mPa ⁇ s.
• the effect of the present invention is not impaired, There are no particular limitations as long as the ingredients and the cosmetic composition of the present invention are not impaired.
• a lipophilic solution containing the cosmetic composition of the present invention heated to 60 to 90 ° C. is gradually added to obtain a mixed solution.
• a method of producing an oil-in-water (O / W) emulsified cosmetic is preferred as a method of cooling while stirring.
• the blending amount of the hydrophilic solution at this time is desirably 1 to 100 parts by mass, preferably 1 to 20 parts by mass with respect to 1 part by mass of the lipophilic solution containing the cosmetic composition of the present invention.
• the auxiliary components are not dissolved or dispersed in the aqueous solution in advance, and the temperature of the mixed solution is set.
• a method of adding the auxiliary component when the mixed solution is cooled to an appropriate temperature is preferable.
• the oil-in-water emulsified cosmetic produced as described above can be suitably used as a lotion, a cosmetic liquid, a milky lotion, a bath agent, and the like.
• the two-layer separated cosmetic containing the cosmetic composition of the present invention and water in a transparent or translucent container
• the two-layer separated cosmetic can be produced in the same manner as the above-described method for producing an oil-in-water emulsified cosmetic.
• the transparent or translucent container is not particularly limited as long as the two-layer separated cosmetic can be suitably stored by being accommodated therein, and glass, polyethylene (PE), polyethylene terephthalate (PET), and A known material such as polypropylene (PP) can be used.
• PE polyethylene
• PET polyethylene terephthalate
• PP polypropylene
• Example 1 ⁇ Example 1, Comparative Examples 1 to 3: Measurement of friction coefficient>
• the polyglycerol fatty acid ester A obtained in Synthesis Example 1 was used as the cosmetic composition of the present invention, and the coefficient of friction was measured.
• Comparative Examples 1 to 3 Comparative Example 1: Triethylhexanoin (manufactured by Nisshin Oillio Group Co., Ltd.), Comparative Example 2: Squalane (manufactured by Wako Pure Chemical Industries, Ltd.), and Comparative Example 3: Isononyl isononanoate (Nissan) Kiyo Erio Group Co., Ltd.) was used.
• the friction coefficient of the cosmetic composition of Example 1 and the variation value of the friction coefficient are smaller than the friction coefficient of the cosmetic composition of Comparative Examples 1 to 3 and the variation value of the friction coefficient. It is clear. That is, it can be seen that the cosmetic composition containing the polyglycerin fatty acid ester A according to the present invention is less resistant than the cosmetic compositions of Comparative Examples 1 to 3, and exhibits a smooth feel.
• the cosmetic composition containing the polyglycerin fatty acid ester A according to the present invention is a comparative example 1 for use as a skin care cosmetic such as massage oil, a makeup cosmetic such as lipstick, and a hair cosmetic such as a hair conditioner. It is clear that when used as an alternative to the cosmetic composition of ⁇ 3, the cosmetic gives a smooth feel.
• Latex> Component A shown in Table 2 was mixed and heated to 80 ° C. to obtain a polyhydric alcohol phase.
• polyglycerin fatty acid ester A was used as the cosmetic composition of the present invention, and component B was heated at 80 ° C. to obtain an oil phase.
• the oil phase heated to 80 ° C. was added to the polyhydric alcohol phase heated to 80 ° C. while stirring with a disper mixer.
• component C dissolved by heating at 80 ° C. was further added, and cooled to room temperature to prepare an emulsion.
• the obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• the average particle size of the prepared emulsion was measured using a particle size distribution measuring device (manufactured by Horiba, Ltd .: LA-300).
• Example 2 From the results of Table 2, it is clear that the emulsion of Example 2 according to the present invention is superior in emulsion stability and usability compared to the emulsions of Comparative Examples 4 and 5.
• Example 3 Comparative Example 6: O / W emulsified emollient cream> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, component A and component B shown in Table 3 were mixed and heated to 80 ° C. to obtain an oil phase. On the other hand, Component C was heated and dissolved at 80 ° C. to obtain an aqueous phase. The water phase heated to 80 ° C. was added to the oil phase heated to 80 ° C. while stirring with a disper mixer, and cooled to 40 ° C. after charging. After cooling, component D and component E were added, stirred, and then cooled to room temperature to prepare an O / W emulsified emollient cream. The obtained O / W emulsified emollient cream was evaluated according to the following evaluation method and evaluation criteria.
• Comparative Example 7 W / O emulsified emollient cream> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, component A and component B shown in Table 4 were mixed and heated to 80 ° C. to obtain an oil phase. On the other hand, Component C was heated and dissolved at 80 ° C. to obtain an aqueous phase. A water phase heated to 80 ° C. was added to the oil phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a W / O emulsified emollient cream. The obtained W / O emulsified emollient cream was evaluated according to the following evaluation methods and evaluation criteria.
• Example 5 Comparative Example 8: Massage Gel> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, component A and component B shown in Table 5 were mixed and heated to 80 ° C. to obtain an oil phase. On the other hand, component C was heated and dissolved at 80 ° C. to obtain a polyhydric alcohol phase. An oil phase heated to 80 ° C. was added to the polyhydric alcohol phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a massage gel.
• component A and component B shown in Table 5 were mixed and heated to 80 ° C. to obtain an oil phase.
• component C was heated and dissolved at 80 ° C. to obtain a polyhydric alcohol phase.
• An oil phase heated to 80 ° C. was added to the polyhydric alcohol phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a massage gel.
• Comparative Example 9 Cleansing paste> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, component A and component B shown in Table 6 were mixed and heated to 80 ° C. to obtain an oil phase. On the other hand, component C was heated and dissolved at 80 ° C. to obtain a polyhydric alcohol phase. An oil phase heated to 80 ° C. was added to the polyhydric alcohol phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a cleansing paste.
• component A and component B shown in Table 6 were mixed and heated to 80 ° C. to obtain an oil phase.
• component C was heated and dissolved at 80 ° C. to obtain a polyhydric alcohol phase.
• An oil phase heated to 80 ° C. was added to the polyhydric alcohol phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a cleansing paste.
• Example 6 From the results of Table 6, it is clear that the cleansing paste of Example 6 according to the present invention has the same cleansing power as compared with the cleansing paste of Comparative Example 9, and is excellent in the feeling of use.
• the two-layer separation type makeup remover was vigorously mixed by shaking 30 times in a glass container, and then allowed to stand at room temperature. The retention time in the emulsified state was measured. The retention time in the emulsified state was evaluated according to the following criteria, and C or higher was regarded as acceptable.
• the two-layer separation type makeup remover is used by temporarily emulsifying an oil phase and an aqueous phase by gently shaking. If the time until the state of separation into the original two layers is too early, there is a problem in terms of usability.
• Evaluation criteria for retention time in emulsified state A: Retention time 10 minutes or more B: Retention time 5 minutes or more and less than 10 minutes C: Retention time 3 minutes or more and less than 5 minutes D: Retention time less than 3 minutes
• Example 7 From the results of Table 7, the two-layer separated makeup remover of Example 7 according to the present invention was compared with the two-layer separated makeup remover of Comparative Examples 10 and 11 in the emulsified state retention time, feeling of use and use. It is clear that the appearance afterwards is excellent
• Comparative Example 12 Hair conditioner> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, mixing component A and component B shown in Table 8 and heating to 70 ° C, adding component C heated in advance to 70 ° C, A hair conditioner was prepared. The obtained hair conditioner was evaluated according to the following evaluation methods and evaluation criteria.
• bitterness The bitterness when the lipstick was put in the mouth was evaluated according to the following criteria, and C or higher was regarded as acceptable. Evaluation criteria for bitterness A: No bitterness is felt B: Little bitterness is felt C: Slight bitterness D: Bitterness is felt
• bitterness when the lip gloss was put in the mouth was evaluated according to the following criteria, and C or higher was regarded as acceptable. Evaluation criteria for bitterness A: No bitterness is felt B: Little bitterness is felt C: Slightly bitter D: Feel bitter
• Example 10 has no bitter taste and excellent usability compared to the lip glosses of Comparative Examples 15-17.
• Comparative Example 18 W / O emulsified foundation> Using polyglycerin fatty acid ester A as the cosmetic composition of the present invention, component A, component B and component C shown in Table 11 were mixed and heated to 80 ° C. to obtain an oil phase. On the other hand, component D was heated and dissolved at 80 ° C. to obtain an aqueous phase. An aqueous phase heated to 80 ° C. was added to the oil phase heated to 80 ° C. while stirring with a disper mixer, and cooled to room temperature to prepare a W / O emulsified foundation.
• Evaluation criteria for water retention A The weight after storage is 90% or more of the weight before storage B: The weight after storage is 80% or more and less than 90% of the weight before storage C: The weight after storage is the weight before storage 70% or more and less than 80% of D: The weight after storage is less than 70% of the weight before storage
• Examples 14 to 18 Latex> Components A, B, and C shown in Table 13 were heated to 80 ° C. and dissolved, and then cooled to room temperature to prepare the cosmetic composition of the present invention. On the other hand, component D was heated and dissolved at 80 ° C. to obtain an aqueous phase. An emulsion was prepared by adding an aqueous phase similarly heated to 60 ° C. to the cosmetic composition heated to 60 ° C. The obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• the average particle size of the prepared emulsion was measured using a particle size distribution measuring device (manufactured by Horiba, Ltd .: LA-300).
• Latex> Components A, B, and C shown in Table 14 were mixed, heated to 80 ° C. for dissolution, and then cooled to room temperature to prepare a cosmetic composition.
• component D was heated and dissolved at 80 ° C. to obtain an aqueous phase.
• An emulsion was prepared by adding an aqueous phase similarly heated to 60 ° C. to the cosmetic composition heated to 60 ° C. The obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• the average particle size of the prepared emulsion was measured using a particle size distribution measuring device (manufactured by Horiba, Ltd .: LA-300).
• Latex> Components A, B and C shown in Table 15 were mixed, heated to 80 ° C. and dissolved, and then cooled to room temperature to prepare a cosmetic composition.
• component D was heated and dissolved at 80 ° C. to obtain an aqueous phase.
• a cosmetic composition heated to 60 ° C. was added to the aqueous phase heated to 60 ° C. to prepare an emulsion.
• the obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• Examples 26 to 28 Latex> The component A shown in Table 16 was heated to 80 ° C. and dissolved, and then cooled to room temperature to prepare a cosmetic composition. On the other hand, component B was heated and dissolved at 80 ° C. to obtain an aqueous phase. An aqueous phase similarly heated to 60 ° C. was added to the cosmetic composition heated to 60 ° C., and cooled to 40 ° C. after charging the aqueous phase. After cooling, components C and D were added and stirred, and then cooled to room temperature to prepare an emulsion. The obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• Evaluation of feel Ten subjects used the emulsion, and the subjects evaluated the feel in three levels (good: 2 points, normal: 1 point, bad: 0 points) as sensory evaluation. Furthermore, the sum of the sensory evaluations of each subject was regarded as a comprehensive evaluation, and C or higher was regarded as acceptable and evaluated according to the following criteria. Evaluation criteria for comprehensive evaluation of moisturizing feeling and freshness A: Total score is 18 points or more B: Total score is 15 points or more and less than 18 points C: Total score is 12 points or more and less than 15 points D: Total score is 10 More than 12 points and less than 12 points E: Total score is less than 10 points
• Example 29, Comparative Example 20 Bath cosmetic (emulsification type)> Components A, B, C, D and E shown in Table 17 were mixed, heated to 80 ° C. for dissolution, and then cooled to room temperature to prepare a cosmetic composition. On the other hand, component F was heated and dissolved at 80 ° C. to obtain an aqueous phase. An aqueous phase similarly heated to 60 ° C. was added to the cosmetic composition heated to 60 ° C., and cooled to room temperature to prepare a bath cosmetic (emulsification type). The obtained bath cosmetic was evaluated according to the following evaluation methods and evaluation criteria.
• Example 29 the bath cosmetic (emulsification type) of Example 29 according to the present invention is superior in emulsion stability and has an equivalent feel compared to the bath cosmetic (emulsification type) of Comparative Example 20. It is clear.
• Latex> Component A shown in Table 18 was mixed and heated to 70 ° C. to obtain a polyhydric alcohol phase.
• polyglycerin fatty acid ester A was used as the cosmetic composition of the present invention, and component B was heated at 70 ° C. to obtain an oil phase.
• the oil phase heated to 70 ° C. was added to the polyhydric alcohol phase heated to 70 ° C. while stirring with a disper mixer. After the addition, the mixture was cooled to 40 ° C., component C was further added, and the mixture was cooled to room temperature to prepare an emulsion.
• the obtained emulsion was evaluated according to the following evaluation methods and evaluation criteria.
• the average particle size of the prepared emulsion was measured using a particle size distribution measuring device (manufactured by Horiba, Ltd .: LA-300).
• Example 30 is superior in emulsion stability and usability compared to the emulsions of Comparative Examples 21 and 22.
• the cosmetic composition of the present invention can be suitably used in the field of manufacturing various cosmetics.

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